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Atrial fibrillation (AF) is an abnormal heart rhythm (arrhythmia) characterised by rapid and irregular beating. This is caused by unusual electrical activity in the upper chambers (atria) of the heart which causes the lower chambers (ventricles) to beat quickly and irregularly.
Mar 8, 2024 · During atrial fibrillation, the heart's upper chambers — called the atria — beat chaotically and irregularly. They beat out of sync with the lower heart chambers, called the ventricles. For many people, AFib may have no symptoms. But AFib may cause a fast, pounding heartbeat, shortness of breath or light-headedness.
Atrial fibrillation is a heart condition that causes an irregular and often abnormally fast heart rate. A normal heart rate should be regular and between 60 and 100 beats a minute when you're resting. You can measure your heart rate by checking your pulse in your wrist or neck.
May 1, 2022 · Atrial fibrillation (also called Afib or AF) is an irregular heart rhythm that begins in the upper (atria) of your heart. If you have atrial fibrillation, the normal cycle of electrical impulses in your heart is interrupted.
Atrial fibrillation ( AF, AFib or A-fib) is an abnormal heart rhythm (arrhythmia) characterized by rapid and irregular beating of the atrial chambers of the heart. [11] [12] It often begins as short periods of abnormal beating, which become longer or continuous over time. [4]
Atrial fibrillation (AF or Afib) is a type of arrhythmia in which your heart beats irregularly and often fast. This reduces your heart’s ability to pump blood properly and increases the chance of a blood clot forming in your heart and travelling up to your brain, where it can cause a stroke.
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Mar 24, 2023 · Atrial fibrillation, also called AFib or AF, can feel weird and frightening. But an “attack of AFib” usually doesn’t have harmful consequences by itself. The real danger is the increased risk for stroke.
What are the AF Portal Software Configuration Requirements? Why does it take me back to the AF Home Page after a period of inactivity? Why am I seeing a "Security Alert" dialog box when I connect to the AF Portal? Account Registration; How do I register for an AF portal account? Log in with your user name and password before you register a new CAC.
Nov 30, 2022 · Atrial fibrillation, also known as A-fib or AF, is one of the most common types of arrhythmias (irregular heart rhythms). Atrial fibrillation causes your heart to beat irregularly and sometimes much faster than normal, and your heart’s upper and lower chambers do not work together as they should.
